1-7. Colorful Hayate no Gotoku!
8-16. Hayate no Gotoku! Limited
17. Hayate no Gotoku! Dai ?-wa (Hayate no Gotoku! Chapter ?)
18. Hayate no Gotoku! Prototype
19. Hayate no Gotoku! Variety

A new sci-fi manga, brought to you by the author of Hayate no Gotoku. About a boy who was brought up by a robot, and was bullied for that in the future where Earth was conquered by aliens, and people are just living boring lifes without any problems and ambitions.